There are 10 colored balls in a box ( 5 red, 3 blue, 2 green ). What is the probability of picking out a red ball and then a blue ball ( If I do not replace the red ball )?

Question

1/6
1/2
3/20
4/5

Answer 1

(5/10)(3/9)=
(1/2)(1/3)= ?

Answer 2

4/5?